Usage Tips:HIGH PRECISION LASER REMOVAL TECHNOLOGY This sensor uses advanced ToF (Time of Flight) laser removal technology, which can quickly and accurately measure the distance between the robot and surrounding objects. Due to the accurate distance measurement, the robot can create high-precision cleaning cards to ensure that every inch of the floor can be covered. Wide Compatibility Specially designed for 8 Pro, T9 and T8 series vacuum cleaners. Whether you need to replace the sensor or upgrade it, you can easily replace this laser sensor without worrying about compatibility problems. Reliable Navigation & Obstacle Avoidance Functions As one of the core components of the vacuum cleaner, this laser sensor not only helps the vacuum cleaner with precise navigation, but also detects surrounding obstacles in real time to avoid collisions and allow a smoother cleaning experience. Whether furniture, walls or small items on the floor, it quickly detects its path and adjusts it. PREMIUM MATERIALS & DURABILITY The sensor is made of high-quality electronic components and durable materials to withstand heavy use over a long period of time. Whether frequent cleaning tasks or complex domestic environments, the long-term stability and reliability of the sensor can be guaranteed. Simple and Easy to Install The design is simple and the installation process is convenient and fast. Users can easily install it on the laser sensor position of the vacuum cleaner without the need for professional tools or technicians, and restore the navigation function of the vacuum cleaner in just a few steps. Colour:black Material:plastic Package Contents: 1 x ToF sensor LDS unit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm